A high molecular compound having monomer chain of which homopolymer being rubber and a photopolymerizable resin composition containing the same as a main component
申请人:CANON KABUSHIKI KAISHA
公开号:EP0333163A2
公开(公告)日:1989-09-20
There is provided a novel high molecular compound having a number average molecular weight of 5,000 to 30,000 which has (a) a styrenic or acrylic monomer chain part and (b) another monomer chain part of which homopolymer being rubber, said chain part (a) and said chain part (b) being present in block-like or graft-like state, and which containing 50 % or more of said monomer chain part (a) on the basis of a weight ratio. There is also provided a novel photopolymerizable resin composition which comprises: (i) a high molecular compound having a number average molecular weight of 5,000 to 30,000 which has (a) a styrenic or acrylic monomer chain part and (b) another monomer chain part of which homopolymer being rubber, said chain part (a) and said chain part (b) being present in block-like or graft-like state, and which containing 50 % or more of said monomer chain part (a) on the basis of a weight ratio, (ii) a photopolymerizable compound having two or more groups selected from the group consisting of acryloyl group and methacryloyl group in one molecule, and (iii) a photopolymerization initiator.
提供了一种新型高分子化合物,其平均分子量为 5,000 至 30,000,具有(a)苯乙烯或丙烯酸单体链部分和(b)另一单体链部分,其中均聚物为橡胶,所述链部分(a)和所述链部分(b)以块状或接枝状存在,按重量比计算,所述单体链部分(a)的含量为 50%或以上。还提供了一种新型可光聚合树脂组合物,它包括(i) 平均分子量为 5,000 至 30,000 的高分子化合物,它具有 (a) 苯乙烯或丙烯酸单体链部分和 (b) 另一个单体链部分,其中均聚物为橡胶,所述链部分 (a) 和所述链部分 (b) 以块状或接枝状存在、(ii) 一种可光聚合的化合物,在一个分子中含有两个或两个以上选自丙烯酰基和甲基丙烯酰基的基团,以及 (iii) 一种光聚合引发剂。